Home / 14,558,047.30-20,089,966.73-8,031,729.48

Finding the Fourth Proportional to 14,558,047.30, 20,089,966.73 and 8,031,729.48

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Solution

The fourth proportional to 14,558,047.30, 20,089,966.73 and 8,031,729.48 is: 11,083,710.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,558,047.30 : 20,089,966.73 = 8,031,729.48 : x
  2. Step 2: Convert to fraction form
    14,558,047.30/20,089,966.73 = 8,031,729.48/x
  3. Step 3: Cross multiply
    14,558,047.30x = 20,089,966.73 × 8,031,729.48
  4. Step 4: Simplify right side
    14,558,047.30x = 161,357,177,967,242.66
  5. Step 5: Solve for x
    x = 161,357,177,967,242.66/14,558,047.30
  6. Step 6: Final answer
    x = 11,083,710.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.